Also Called: Sodium dichromate; Sodium dichromate dihydrate; Chromic acid (H2Cr2O7), disodium salt, dihydrate;Disodium heptaoxidodichromate dihydrate;Chromic acid, disodium salt, dihydrate;Sodium dichromate, dihydrate;Chromium (VI) compounds;Disodium dichromate dihydrate;Sodium bichromate;Sodium dichromate(VI) dihydrate